18QHTF21-40.080-PD

Oscillators Overview

The 18QHTF21-40.080-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 40.08 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a Standby (Power Down) control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby power-down capability
• Provides LVCMOS output signal

Oscillators Applications

• General clock generation for digital circuits
• Embedded systems requiring precise timing
• Portable electronic devices due to low voltage and small form factor

Oscillators Procurement Notes

Verify the specific ordering suffix and frequency tolerance against the manufacturer's current datasheet before procurement. Ensure the selected variant matches the required operating temperature range and load conditions for the target application design.

Oscillators Selection Notes

Select this component when a low-profile surface-mount oscillator is required for 1.8V logic interfaces. Consider the 2.0x1.6mm footprint constraints and the necessity for a power-down feature to manage system power consumption during idle states.

Oscillators Part Context

This part belongs to the 18QHTF21 series of quartz crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options within a standardized small outline no-lead package, catering to space-constrained modern electronics designs.

Oscillators Replacement Considerations

Direct substitutes include other 40.08 MHz LVCMOS oscillators in 2.0x1.6mm packages from compatible manufacturers, provided pinout and electrical specifications match exactly.